Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 357: | \[{16^{357}-1\over15}\] | 3 × 72 × 13 × 29 × 43 × 103 × 113 × 127 × 137 × 239 × 307 × 337 × 409 × 953 × 1429 × 2143 × 2381 × 2857 × 3061 × 4999 × 5419 × 6529 × 9521 × 11119 × 12853 × 13669 × 14449 × 20231 × 26317 × 42841 × 43691 × 45697 × 131071 × 428401 × 823481 × 107445577 × 823679683 × 1326700741 × 62983048367<11> × 131105292137<12> × 536296539263941<15> × 2428880150373517<16> × 143162553165560959297<21> × 245262248913715001137177<24> × 18292898984156916156396101<26> × 8889432124593512497963252165417<31> × 12562964493698187345650859965638093<35> × 16626056552365093538112370746362015693271895976713<50> × 11075231221618592513745760466207434363249588723425331<53> |